This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
EXPERIMENTAL SOLAR HEATING PANEL OF THE THOMASON TYPE AT NEW MEXICO STATE UNIVERSITY LAS CRUCES. WATER TRICKLES... NARA . Scope and content General notes Local identifier DA Environmental Protection Agency NARAAuthor Norton Boyd Photographer File EXPERIMENTALSOLARHEATINGPANELOFTHE THOMASON TYPEATNEWMEXICOSTATEUNIVERSITY LASCRUCES